Protective footwear



FIG. 1 is a top left, front perspective view of a protective boot showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top view thereof; and

FIG. 5 is a bottom view thereof. 

The ornamental design for a protective footwear, as shown. 